Door top alarm



FIG. 1 is a first perspective view of a door top alarm embodying thedesign;

FIG. 2 is a second perspective view, shown on a door in an environmentof use;

FIG. 3 is a front view with the rear view being a mirror image thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is an enlarged left side view thereof;

FIG. 7 is an enlarged right side view thereof;

FIG. 8 is an enlarged detail view of FIG. 1 thereof; shown with acentral portion removed for clarity of illustration;

FIG. 9 is an enlarged detail view of FIG. 2 thereof; shown with acentral portion removed for clarity of illustration;

FIG. 10 is an enlarged detail view of FIG. 3 thereof; shown with acentral portion removed for clarity of illustration;

FIG. 11 is an enlarged detail view of FIG. 4 thereof; shown with acentral portion removed for clarity of illustration; and,

FIG. 12 is an enlarged detail view of FIG. 5 thereof; shown with acentral portion removed for clarity of illustration.

The broken lines, showing a top portion of a door in FIG. 2, illustratesenvironmental structure that forms no part of the claimed design.

All other broken lines illustrate portions of the door top alarm thatform no part of the claimed design.

CLAIM The ornamental design for a door top alarm, as shown anddescribed.